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2018年11月14日 18:38:27来源:度排名养生咨询

栏目简介:《造物小百科How it’s made》介绍了许多东西的制作或者说发明方法,非常实用。其中的英语视频发音地道,内容浅显易懂,过程形象生动,是提高英语听力水平,积累英语知识和一些简单生活常识的好素材。201509/391978。

  • Amateur captured the moment a crane collapsed at the Grand Mosque in the Muslim holy city of Mecca. A loud bang can be heard followed by frantic movement among the crowds of worshippers at the site.在麦加穆斯林圣地大清真寺,业余视频拍摄到一起重机倒塌的瞬间。砰的一声巨响后,现场做礼拜的人群疯狂蹿动。At least 107 people have died and 238 people were wounded, according to Saudi authorities. It comes days before the annual hajj pilgrimage which sees millions of Muslims converge on Mecca.据沙特当局称,至少有107人死亡,238人受伤。事件发生在麦加一年一度的朝圣节前几天,有数以百万计的穆斯林聚集于此。The civil defence authority said strong winds and heavy rains had caused the crane to topple over. Last year, Saudi Arabia began a major expansion of the holy site in order to accomodate 2.2 million people at a time.民防局称,强风和暴雨是导致起重机倒塌的原因。去年,沙特阿拉伯开始对该圣地进行大规模扩展,以达到每次容纳二百二十万人。With such vast numbers visiting, Saudi authorities have invested heavily in improving safety and transport systems in order to prevent disasters.随着大量人口的到来,沙特当局已投入巨资改善安全和运输系统,以防止灾害的发生。A full investigation is now underway to assess the damage as well as the safety of the sites.目前正在进行全面的调查,评估造成的损害以及该地的安全性。译文属。 /201509/398360。
  • TED演讲集 那些匪夷所思的新奇思想201603/431266。
  • The moon was an ancient, fossilised world.月球是个古老的化石世界Its rocks hadnt changed for billions of years.它的岩石数十亿年来没有改变Scientists were thrilled.科学家喜出望外Basically the surface of the moon kind of froze基本上来说,月球表面about roughly 3 billion years ago and preserved在大约30亿年前结冰really the first one and a half billion years of its history.因此保存了月球历史的头15亿年The moon tells us very much about月球大大提升了the early history of the solar system.我们对太阳系早期历史的了解Its probably one of the best recorders可说是太阳系早期历史of the early history of our solar system.保存最好的纪录This ancient fossil was a scientific gold mine.这个古老化石是科学上的金矿Because the moon was so well preserved it meant scientists因为月球保存良好,因此表示科学家could finally answer the question that had come to obsess them.终于可以回答萦绕心头多年的问题:How was the moon formed?月球是如何形成的?At the time, there were 2 competing theories.当时有两派说法The first was that the moon and the earth一派主张月球和地球来自相同的星云were formed at the same time, from the same cloud of dust and gas.并在同时形成The other theory was that the moon另一派则主张was originally nothing do with the earth,月球原本与月球毫无瓜葛but was wandering alone in space until the earth而是兀自地在太空中漫游sucked it in with the power of its gravity.直到被地球的引力吸住为止But the rocks themselves didnt seem to support either theory.但月岩让这两派说法不攻自破They were different enough from rocks on earth它们和地球上的岩石的差异to make it unlikely they were all formed at the same time.让人觉得它们不太可能是同时形成的But they had enough similarities to make it equally unlikely但两者间的相似性又让人觉得that the moon was a completely foreign body.月球不可能和地球毫无瓜葛Eventually scientists came up with a new theory最后科学家终于提出了一个新的理论that explained these strange rocks.来解释这些奇特的岩石It was a brutal tale.但这是个残酷的故事It takes us back 4 billion years to这要从40亿年前说起when the solar system was a young and volatile place.当时的太阳系新近形成,动荡不安There were many planets and asteroids circling the sun.太阳周围有许多行星和小行星One of these was a young earth.其中之一就是年轻的地球But there was also another young planet, a bit smaller.但当时还有一个体积比较小的年轻行星The two were on a collision course.它眼见就要撞上地球Eventually they crashed together.小行星终于撞上了地球It was the biggest bang the solar system had ever seen.惊天动地的撞击力道为太阳系中所仅见The impact was so massive that it spewed out millions of tons撞击如此猛烈导致数百万顿的of molten rock and gases.熔岩和气体喷出As this debris circled the earth it came together,这些碎片环绕地球时forming a separate body our moon.逐渐凝聚形成一个独立星体,这就是我们的月球When it first formed the moon was 10 times月球刚形成时与地球的距离closer to the earth than it is today.是现今的十分之一So it appeared much bigger in the sky所以看起来不仅大得多and its gravitational pull was much stronger.引力也更强But over time it slowly drifted away from the earth但随着时间过去,月球和地球渐行渐远to its present position about a quarter of a million miles away.直到离地球约25万里远的地方And there its orbit seemed to have stabilised,月球的轨道似乎在此处稳定下来its distance from earth fixed for all time.月球和地球间的距离就此固定,再也没有任何改变201505/372983。
  • 栏目介绍:搞笑英语轻松学通过不同的搞笑生活片段来学习日常口语,领域涉及生活的各个方面,让我们既可以学习到地道的口语,还能够爆笑一番。快来看看吧。201508/393174。
  • 栏目简介:《英国节日简介》是英语视频听力下面的子栏目,栏目通过英式英语视频讲解的形式来介绍英国的节日,能够帮助英语学习爱好者更好地了解英国的节日文化传统,从而加深对英语中一些习惯用语的理解,是提高英语文化素养的好材料。201509/400258。
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